Insy 3304 - Study guides, Class notes & Summaries

Data definition language - ️️DDL Data manipulation language - ️️DML CREAT SCHEMA AUTHORIZATION - ️️Creates a database schema CREATE TABLE - ️️Creates a new table in the user's databse schema NOT NULL - ️️Ensures that a column will not have null values UNIQUE - ️️Ensures that a column will not have duplicate values PRIMARY KEY - ️️Defines a primary key for a table FOREIGN KEY - ️️Defines a foreign key for a table DEFAULT - ️️Defines a de...

UTA INSY 3304 - Exam 2 - Chapter 7&9 Latest 2023 Graded A Data definition language DDL Data manipulation language DML CREAT SCHEMA AUTHORIZATION Creates a database schema CREATE TABLE Creates a new table in the user's databse schema NOT NULL Ensures that a column will not have null values UNIQUE Ensures that a column will not have duplicate values PRIMARY KEY Defines a primary key for a table FOREIGN KEY Defines a foreign key for a table DEFAULT Defines a default value for a column ( whe...

INSY 3304 FINAL REVIEW QUESTIONS & ANSWERS 2024/2025 Limitations of a file system in data management - ANSWERS- Data dependence - Structural dependence - Data redundancy leading to deletion, insertion, and modification anomalies Components of a DBMS/database Environment - ANSWERS- hardware, software, people, procedure, and data Data Modeling - ANSWERSis iterative and progressive Database models - ANSWERSConceptual and Implementation Conceptual - ANSWERSThe conceptual model pro...

INSY 3304 6 - 10 EXAM WITH (231) QUESTIONS AND 100 VERIFIED ANSWERS...

INSY 3304 FINAL REVIEW EXAM LATEST UPDATED ()...

Entity Integrity - ️️is a basic constraint of database relational model (abbreviated RM) that refers to the morphology of the primary key but afterwards, the same format is applied to the foreign key and, also to any of simple components of any of two. The relational model states that every relation (or table) must have an identifier, called the primary key (abbreviated PK), in such a way that every row of the same relation be identifiable by its content, that is, by a unique and minima...

INSY 3304 EXAM 1 WITH QUESTIONS AND 100% VERIFIED ANSWERS...

INSY 3304 MIDTERM REVIEW EXAM...

_________ provide a description of the data characteristics and the set of relationships that link the data found within the database. - ️️Metadata Within the database environment, a data model represents data structures with the purpose of supporting a specific problem domain. - ️️True Database designers determine the data and information that yield the required understanding of the entire business. - ️️False In an SQL-based relational database, each table is dependent on ever...

Limitations of a file system in data management - answer-- Data dependence - Structural dependence - Data redundancy leading to deletion, insertion, and modification anomalies Components of a DBMS/database Environment - answer-- hardware, software, people, procedure, and data Data Modeling - answer-is iterative and progressive Database models - answer-Conceptual and Implementation Conceptual - answer-The conceptual model provides a global view of an entire database. Describes the m...